After a while longer, Ianto pulled away, disengaging for Jack and pinning the older man's arms by his sides. "Stay," he commanded in a teasing tone before kissing and licking his way down Jack's stomach as he slowly dropped to his knees. He sucked at Jack's hip, leaving another mark, before turning his attention to Jack's cock. His breath ghosted over his lover's erection and he gave Jack a small wicked smile before swallowing him down in one move.